Our 41 cm / 16" tall backlit LED House Numbers and Letters. Our exterior large Australian commercial building numbers and residential illuminated light up house signs are made from a solid block of aluminum. Each large 41 cm in height lighted backlit house sign comes in 5 different metal finishes including black, silver, bronze and brass. Each large number & Letter sign can be ordered in a custom color combination for your project in Australia. Designed in California by Luxello.